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c02003af3c
grafana/pkg/tsdb/mssql/mssql_test.go
Sasha Melentyev c02003af3c
Refactor time durations (#58484) 
This change uses `time.Second` in place of `1000 * time.Millisecond` and `time.Minute` in place of `60*time.Second`.
2022-11-22 15:09:15 +08:00

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package mssql
import (
"context"
"fmt"
"math/rand"
"strings"
"testing"
"time"
"github.com/grafana/grafana-plugin-sdk-go/backend"
"github.com/grafana/grafana-plugin-sdk-go/data"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"xorm.io/xorm"
"github.com/grafana/grafana/pkg/infra/db"
"github.com/grafana/grafana/pkg/services/sqlstore/sqlutil"
"github.com/grafana/grafana/pkg/tsdb/sqleng"
)
// To run this test, set runMssqlTests=true
// Or from the commandline: GRAFANA_TEST_DB=mssql go test -v ./pkg/tsdb/mssql
// The tests require a MSSQL db named grafanatest and a user/password grafana/Password!
// Use the docker/blocks/mssql_tests/docker-compose.yaml to spin up a
// preconfigured MSSQL server suitable for running these tests.
// There is also a datasource and dashboard provisioned by devenv scripts that you can
// use to verify that the generated data are visualized as expected, see
// devenv/README.md for setup instructions.
// If needed, change the variable below to the IP address of the database.
var serverIP = "localhost"
func TestMSSQL(t *testing.T) {
// change to true to run the MSSQL tests
const runMssqlTests = false
if !(db.IsTestDBMSSQL() || runMssqlTests) {
t.Skip()
}
x := initMSSQLTestDB(t)
origXormEngine := sqleng.NewXormEngine
t.Cleanup(func() {
sqleng.NewXormEngine = origXormEngine
})
sqleng.NewXormEngine = func(d, c string) (*xorm.Engine, error) {
return x, nil
}
queryResultTransformer := mssqlQueryResultTransformer{}
dsInfo := sqleng.DataSourceInfo{}
config := sqleng.DataPluginConfiguration{
DriverName: "mssql",
ConnectionString: "",
DSInfo: dsInfo,
MetricColumnTypes: []string{"VARCHAR", "CHAR", "NVARCHAR", "NCHAR"},
RowLimit: 1000000,
}
endpoint, err := sqleng.NewQueryDataHandler(config, &queryResultTransformer, newMssqlMacroEngine(), logger)
require.NoError(t, err)
sess := x.NewSession()
t.Cleanup(sess.Close)
fromStart := time.Date(2018, 3, 15, 13, 0, 0, 0, time.UTC).In(time.Local)
t.Run("Given a table with different native data types", func(t *testing.T) {
sql := `
IF OBJECT_ID('dbo.[mssql_types]', 'U') IS NOT NULL
DROP TABLE dbo.[mssql_types]
CREATE TABLE [mssql_types] (
c_bit bit,
c_tinyint tinyint,
c_smallint smallint,
c_int int,
c_bigint bigint,
c_money money,
c_smallmoney smallmoney,
c_numeric numeric(10,5),
c_real real,
c_decimal decimal(10,2),
c_float float,
c_char char(10),
c_varchar varchar(10),
c_text text,
c_nchar nchar(12),
c_nvarchar nvarchar(12),
c_ntext ntext,
c_datetime datetime,
c_datetime2 datetime2,
c_smalldatetime smalldatetime,
c_date date,
c_time time,
c_datetimeoffset datetimeoffset,
c_uuid uniqueidentifier
)
`
_, err := sess.Exec(sql)
require.NoError(t, err)
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
const dtFormat = "2006-01-02 15:04:05.999999999"
d := dt.Format(dtFormat)
dt2 := time.Date(2018, 3, 14, 21, 20, 6, 8896406e2, time.UTC)
const dt2Format = "2006-01-02 15:04:05.999999999 -07:00"
d2 := dt2.Format(dt2Format)
uuid := "B33D42A3-AC5A-4D4C-81DD-72F3D5C49025"
sql = fmt.Sprintf(`
INSERT INTO [mssql_types]
SELECT
1, 5, 20020, 980300, 1420070400, '$20000.15', '£2.15', 12345.12,
1.11, 2.22, 3.33,
'char10', 'varchar10', 'text',
N'☺nchar12☺', N'☺nvarchar12☺', N'☺text☺',
CAST('%s' AS DATETIME), CAST('%s' AS DATETIME2), CAST('%s' AS SMALLDATETIME), CAST('%s' AS DATE), CAST('%s' AS TIME), SWITCHOFFSET(CAST('%s' AS DATETIMEOFFSET), '-07:00'),
CONVERT(uniqueidentifier, '%s')
`, d, d2, d, d, d, d2, uuid)
_, err = sess.Exec(sql)
require.NoError(t, err)
t.Run("When doing a table query should map MSSQL column types to Go types", func(t *testing.T) {
query := backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{"rawSql": "SELECT * FROM mssql_types", "format": "table"}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), &query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NotNil(t, queryResult)
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 24, len(frames[0].Fields))
require.Equal(t, true, *frames[0].Fields[0].At(0).(*bool))
require.Equal(t, int64(5), *frames[0].Fields[1].At(0).(*int64))
require.Equal(t, int64(20020), *frames[0].Fields[2].At(0).(*int64))
require.Equal(t, int64(980300), *frames[0].Fields[3].At(0).(*int64))
require.Equal(t, int64(1420070400), *frames[0].Fields[4].At(0).(*int64))
require.Equal(t, float64(20000.15), *frames[0].Fields[5].At(0).(*float64))
require.Equal(t, float64(2.15), *frames[0].Fields[6].At(0).(*float64))
require.Equal(t, float64(12345.12), *frames[0].Fields[7].At(0).(*float64))
require.Equal(t, float64(1.1100000143051147), *frames[0].Fields[8].At(0).(*float64))
require.Equal(t, float64(2.22), *frames[0].Fields[9].At(0).(*float64))
require.Equal(t, float64(3.33), *frames[0].Fields[10].At(0).(*float64))
require.Equal(t, "char10 ", *frames[0].Fields[11].At(0).(*string))
require.Equal(t, "varchar10", *frames[0].Fields[12].At(0).(*string))
require.Equal(t, "text", *frames[0].Fields[13].At(0).(*string))
require.Equal(t, "☺nchar12☺ ", *frames[0].Fields[14].At(0).(*string))
require.Equal(t, "☺nvarchar12☺", *frames[0].Fields[15].At(0).(*string))
require.Equal(t, "☺text☺", *frames[0].Fields[16].At(0).(*string))
require.Equal(t, dt.Unix(), (*frames[0].Fields[17].At(0).(*time.Time)).Unix())
require.Equal(t, dt2, *frames[0].Fields[18].At(0).(*time.Time))
require.Equal(t, dt.Truncate(time.Minute), *frames[0].Fields[19].At(0).(*time.Time))
require.Equal(t, dt.Truncate(24*time.Hour), *frames[0].Fields[20].At(0).(*time.Time))
require.Equal(t, time.Date(1, 1, 1, dt.Hour(), dt.Minute(), dt.Second(), dt.Nanosecond(), time.UTC), *frames[0].Fields[21].At(0).(*time.Time))
require.Equal(t, dt2.In(time.FixedZone("UTC-7", int(-7*60*60))).Unix(), (*frames[0].Fields[22].At(0).(*time.Time)).Unix())
require.Equal(t, uuid, *frames[0].Fields[23].At(0).(*string))
})
})
t.Run("Given a table with metrics that lacks data for some series ", func(t *testing.T) {
sql := `
IF OBJECT_ID('dbo.[metric]', 'U') IS NOT NULL
DROP TABLE dbo.[metric]
CREATE TABLE [metric] (
time datetime,
value int
)
`
_, err := sess.Exec(sql)
require.NoError(t, err)
type metric struct {
Time time.Time
Value int64
}
series := []*metric{}
firstRange := genTimeRangeByInterval(fromStart, 10*time.Minute, 10*time.Second)
secondRange := genTimeRangeByInterval(fromStart.Add(20*time.Minute), 10*time.Minute, 10*time.Second)
for _, t := range firstRange {
series = append(series, &metric{
Time: t,
Value: 15,
})
}
for _, t := range secondRange {
series = append(series, &metric{
Time: t,
Value: 20,
})
}
_, err = sess.InsertMulti(series)
require.NoError(t, err)
t.Run("When doing a metric query using timeGroup", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m') AS time, avg(value) as value FROM metric GROUP BY $__timeGroup(time, '5m') ORDER BY 1",
"format": "time_series"}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
// without fill this should result in 4 buckets
require.Equal(t, 4, frames[0].Fields[0].Len())
dt := fromStart
for i := 0; i < 2; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(15), aValue)
require.Equal(t, dt, aTime)
dt = dt.Add(5 * time.Minute)
}
// adjust for 10 minute gap between first and second set of points
dt = dt.Add(10 * time.Minute)
for i := 2; i < 4; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(20), aValue)
require.Equal(t, dt, aTime)
dt = dt.Add(5 * time.Minute)
}
})
t.Run("When doing a metric query using timeGroup with NULL fill enabled", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m', NULL) AS time, avg(value) as value FROM metric GROUP BY $__timeGroup(time, '5m') ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(34 * time.Minute),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, 7, frames[0].Fields[0].Len())
dt := fromStart
for i := 0; i < 2; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(15), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
// check for NULL values inserted by fill
require.Nil(t, frames[0].Fields[1].At(2).(*float64))
require.Nil(t, frames[0].Fields[1].At(3).(*float64))
// adjust for 10 minute gap between first and second set of points
dt = dt.Add(10 * time.Minute)
for i := 4; i < 6; i++ {
aValue := *frames[0].Fields[1].At(i).(*float64)
aTime := *frames[0].Fields[0].At(i).(*time.Time)
require.Equal(t, float64(20), aValue)
require.Equal(t, dt.Unix(), aTime.Unix())
dt = dt.Add(5 * time.Minute)
}
require.Nil(t, frames[0].Fields[1].At(6).(*float64))
})
t.Run("When doing a metric query using timeGroup and $__interval", func(t *testing.T) {
t.Run("Should replace $__interval", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, $__interval) AS time, avg(value) as value FROM metric GROUP BY $__timeGroup(time, $__interval) ORDER BY 1",
"format": "time_series"}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(30 * time.Minute),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Len(t, frames, 1)
require.Equal(t, "SELECT FLOOR(DATEDIFF(second, '1970-01-01', time)/60)*60 AS time, avg(value) as value FROM metric GROUP BY FLOOR(DATEDIFF(second, '1970-01-01', time)/60)*60 ORDER BY 1", frames[0].Meta.ExecutedQueryString)
})
})
t.Run("When doing a metric query using timeGroup with float fill enabled", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeGroup(time, '5m', 1.5) AS time, avg(value) as value FROM metric GROUP BY $__timeGroup(time, '5m') ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: fromStart,
To: fromStart.Add(34 * time.Minute),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 7, frames[0].Fields[0].Len())
require.Equal(t, 1.5, *frames[0].Fields[1].At(3).(*float64))
})
})
t.Run("Given a table with metrics having multiple values and measurements", func(t *testing.T) {
type metric_values struct {
Time time.Time
TimeInt64 int64 `xorm:"bigint 'timeInt64' not null"`
TimeInt64Nullable *int64 `xorm:"bigint 'timeInt64Nullable' null"`
TimeFloat64 float64 `xorm:"float 'timeFloat64' not null"`
TimeFloat64Nullable *float64 `xorm:"float 'timeFloat64Nullable' null"`
TimeInt32 int32 `xorm:"int(11) 'timeInt32' not null"`
TimeInt32Nullable *int32 `xorm:"int(11) 'timeInt32Nullable' null"`
TimeFloat32 float32 `xorm:"float(11) 'timeFloat32' not null"`
TimeFloat32Nullable *float32 `xorm:"float(11) 'timeFloat32Nullable' null"`
Measurement string
ValueOne int64 `xorm:"integer 'valueOne'"`
ValueTwo int64 `xorm:"integer 'valueTwo'"`
}
exists, err := sess.IsTableExist(metric_values{})
require.NoError(t, err)
if exists {
err := sess.DropTable(metric_values{})
require.NoError(t, err)
}
err = sess.CreateTable(metric_values{})
require.NoError(t, err)
rand.Seed(time.Now().Unix())
rnd := func(min, max int64) int64 {
return rand.Int63n(max-min) + min
}
var tInitial time.Time
series := []*metric_values{}
for i, t := range genTimeRangeByInterval(fromStart.Add(-30*time.Minute), 90*time.Minute, 5*time.Minute) {
if i == 0 {
tInitial = t
}
tSeconds := t.Unix()
tSecondsInt32 := int32(tSeconds)
tSecondsFloat32 := float32(tSeconds)
tMilliseconds := tSeconds * 1e3
tMillisecondsFloat := float64(tMilliseconds)
first := metric_values{
Time: t,
TimeInt64: tMilliseconds,
TimeInt64Nullable: &(tMilliseconds),
TimeFloat64: tMillisecondsFloat,
TimeFloat64Nullable: &tMillisecondsFloat,
TimeInt32: tSecondsInt32,
TimeInt32Nullable: &tSecondsInt32,
TimeFloat32: tSecondsFloat32,
TimeFloat32Nullable: &tSecondsFloat32,
Measurement: "Metric A",
ValueOne: rnd(0, 100),
ValueTwo: rnd(0, 100),
}
second := first
second.Measurement = "Metric B"
second.ValueOne = rnd(0, 100)
second.ValueTwo = rnd(0, 100)
series = append(series, &first)
series = append(series, &second)
}
_, err = sess.InsertMulti(series)
require.NoError(t, err)
t.Run("When doing a metric query using epoch (int64) as time column and value column (int64) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeInt64 as time, timeInt64 FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (int64 nullable) as time column and value column (int64 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeInt64Nullable as time, timeInt64Nullable FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (float64) as time column and value column (float64) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeFloat64 as time, timeFloat64 FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (float64 nullable) as time column and value column (float64 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeFloat64Nullable as time, timeFloat64Nullable FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (int32) as time column and value column (int32) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeInt32 as time, timeInt32 FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (int32 nullable) as time column and value column (int32 nullable) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeInt32Nullable as time, timeInt32Nullable FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (float32) as time column and value column (float32) should return metric with time in time.Time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeFloat32 as time, timeFloat32 FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, tInitial, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query using epoch (float32 nullable) as time column and value column (float32 nullable) should return metric with time in milliseconds", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT TOP 1 timeFloat32Nullable as time, timeFloat32Nullable FROM metric_values ORDER BY time",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, time.Unix(0, int64(float64(float32(tInitial.Unix()))*1e3)*int64(time.Millisecond)), *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing a metric query grouping by time and select metric column should return correct series", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeEpoch(time), measurement + ' - value one' as metric, valueOne FROM metric_values ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 3, len(frames[0].Fields))
require.Equal(t, string("Metric A - value one"), frames[0].Fields[1].Name)
require.Equal(t, string("Metric B - value one"), frames[0].Fields[2].Name)
})
t.Run("When doing a metric query grouping by time should return correct series", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeEpoch(time), valueOne, valueTwo FROM metric_values ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 3, len(frames[0].Fields))
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, "valueTwo", frames[0].Fields[2].Name)
})
t.Run("When doing a metric query with metric column and multiple value columns", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT $__timeEpoch(time), measurement, valueOne, valueTwo FROM metric_values ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 5, len(frames[0].Fields))
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, data.Labels{"measurement": "Metric A"}, frames[0].Fields[1].Labels)
require.Equal(t, "valueOne", frames[0].Fields[2].Name)
require.Equal(t, data.Labels{"measurement": "Metric B"}, frames[0].Fields[2].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[3].Name)
require.Equal(t, data.Labels{"measurement": "Metric A"}, frames[0].Fields[3].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[4].Name)
require.Equal(t, data.Labels{"measurement": "Metric B"}, frames[0].Fields[4].Labels)
})
t.Run("When doing a query with timeFrom,timeTo,unixEpochFrom,unixEpochTo macros", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
TimeRange: backend.TimeRange{
From: fromStart.Add(-5 * time.Minute),
To: fromStart,
},
// here we may have to escape
JSON: []byte(`{
"rawSql": "SELECT time FROM metric_values WHERE time > $__timeFrom() OR time < $__timeFrom() OR 1 < $__unixEpochFrom() OR $__unixEpochTo() > 1 ORDER BY 1",
"format": "time_series"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, "SELECT time FROM metric_values WHERE time > '2018-03-15T12:55:00Z' OR time < '2018-03-15T12:55:00Z' OR 1 < 1521118500 OR 1521118800 > 1 ORDER BY 1", frames[0].Meta.ExecutedQueryString)
})
t.Run("Given a stored procedure that takes @from and @to in epoch time", func(t *testing.T) {
sql := `
IF object_id('sp_test_epoch') IS NOT NULL
DROP PROCEDURE sp_test_epoch
`
_, err := sess.Exec(sql)
require.NoError(t, err)
sql = `
CREATE PROCEDURE sp_test_epoch(
@from int,
@to int,
@interval nvarchar(50) = '5m',
@metric nvarchar(200) = 'ALL'
) AS
BEGIN
DECLARE @dInterval int
SELECT @dInterval = 300
IF @interval = '10m'
SELECT @dInterval = 600
SELECT
CAST(ROUND(DATEDIFF(second, '1970-01-01', time)/CAST(@dInterval as float), 0) as bigint)*@dInterval as time,
measurement as metric,
avg(valueOne) as valueOne,
avg(valueTwo) as valueTwo
FROM
metric_values
WHERE
time BETWEEN DATEADD(s, @from, '1970-01-01') AND DATEADD(s, @to, '1970-01-01') AND
(@metric = 'ALL' OR measurement = @metric)
GROUP BY
CAST(ROUND(DATEDIFF(second, '1970-01-01', time)/CAST(@dInterval as float), 0) as bigint)*@dInterval,
measurement
ORDER BY 1
END
`
_, err = sess.Exec(sql)
require.NoError(t, err)
t.Run("When doing a metric query using stored procedure should return correct result", func(t *testing.T) {
queryResultTransformer := mssqlQueryResultTransformer{}
dsInfo := sqleng.DataSourceInfo{}
config := sqleng.DataPluginConfiguration{
DriverName: "mssql",
ConnectionString: "",
DSInfo: dsInfo,
MetricColumnTypes: []string{"VARCHAR", "CHAR", "NVARCHAR", "NCHAR"},
RowLimit: 1000000,
}
endpoint, err := sqleng.NewQueryDataHandler(config, &queryResultTransformer, newMssqlMacroEngine(), logger)
require.NoError(t, err)
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "DECLARE @from int = $__unixEpochFrom(), @to int = $__unixEpochTo() EXEC dbo.sp_test_epoch @from, @to",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Unix(1521117000, 0),
To: time.Unix(1521122100, 0),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 5, len(frames[0].Fields))
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[1].Labels)
require.Equal(t, "valueOne", frames[0].Fields[2].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[2].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[3].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[3].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[4].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[4].Labels)
})
})
t.Run("Given a stored procedure that takes @from and @to in datetime", func(t *testing.T) {
sql := `
IF object_id('sp_test_datetime') IS NOT NULL
DROP PROCEDURE sp_test_datetime
`
_, err := sess.Exec(sql)
require.NoError(t, err)
sql = `
CREATE PROCEDURE sp_test_datetime(
@from datetime,
@to datetime,
@interval nvarchar(50) = '5m',
@metric nvarchar(200) = 'ALL'
) AS
BEGIN
DECLARE @dInterval int
SELECT @dInterval = 300
IF @interval = '10m'
SELECT @dInterval = 600
SELECT
CAST(ROUND(DATEDIFF(second, '1970-01-01', time)/CAST(@dInterval as float), 0) as bigint)*@dInterval as time,
measurement as metric,
avg(valueOne) as valueOne,
avg(valueTwo) as valueTwo
FROM
metric_values
WHERE
time BETWEEN @from AND @to AND
(@metric = 'ALL' OR measurement = @metric)
GROUP BY
CAST(ROUND(DATEDIFF(second, '1970-01-01', time)/CAST(@dInterval as float), 0) as bigint)*@dInterval,
measurement
ORDER BY 1
END
`
_, err = sess.Exec(sql)
require.NoError(t, err)
t.Run("When doing a metric query using stored procedure should return correct result", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "DECLARE @from int = $__unixEpochFrom(), @to int = $__unixEpochTo() EXEC dbo.sp_test_epoch @from, @to",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Unix(1521117000, 0),
To: time.Unix(1521122100, 0),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 5, len(frames[0].Fields))
require.Equal(t, "valueOne", frames[0].Fields[1].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[1].Labels)
require.Equal(t, "valueOne", frames[0].Fields[2].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[2].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[3].Name)
require.Equal(t, data.Labels{"metric": "Metric A"}, frames[0].Fields[3].Labels)
require.Equal(t, "valueTwo", frames[0].Fields[4].Name)
require.Equal(t, data.Labels{"metric": "Metric B"}, frames[0].Fields[4].Labels)
})
})
})
t.Run("Given a table with event data", func(t *testing.T) {
sql := `
IF OBJECT_ID('dbo.[event]', 'U') IS NOT NULL
DROP TABLE dbo.[event]
CREATE TABLE [event] (
time_sec int,
description nvarchar(100),
tags nvarchar(100),
)
`
_, err := sess.Exec(sql)
require.NoError(t, err)
type event struct {
TimeSec int64
Description string
Tags string
}
events := []*event{}
for _, t := range genTimeRangeByInterval(fromStart.Add(-20*time.Minute), time.Hour, 25*time.Minute) {
events = append(events, &event{
TimeSec: t.Unix(),
Description: "Someone deployed something",
Tags: "deploy",
})
events = append(events, &event{
TimeSec: t.Add(5 * time.Minute).Unix(),
Description: "New support ticket registered",
Tags: "ticket",
})
}
for _, e := range events {
sql = fmt.Sprintf(`
INSERT [event] (time_sec, description, tags)
VALUES(%d, '%s', '%s')
`, e.TimeSec, e.Description, e.Tags)
_, err = sess.Exec(sql)
require.NoError(t, err)
}
t.Run("When doing an annotation query of deploy events should return expected result", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time_sec as time, description as [text], tags FROM [event] WHERE $__unixEpochFilter(time_sec) AND tags='deploy' ORDER BY 1 ASC",
"format": "table"
}`),
RefID: "Deploys",
TimeRange: backend.TimeRange{
From: fromStart.Add(-20 * time.Minute),
To: fromStart.Add(40 * time.Minute),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["Deploys"]
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 3, frames[0].Fields[0].Len())
})
t.Run("When doing an annotation query of ticket events should return expected result", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT time_sec as time, description as [text], tags FROM [event] WHERE $__unixEpochFilter(time_sec) AND tags='ticket' ORDER BY 1 ASC",
"format": "table"
}`),
RefID: "Tickets",
TimeRange: backend.TimeRange{
From: fromStart.Add(-20 * time.Minute),
To: fromStart.Add(40 * time.Minute),
},
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["Tickets"]
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 3, frames[0].Fields[0].Len())
})
t.Run("When doing an annotation query with a time column in datetime format", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
const dtFormat = "2006-01-02 15:04:05.999999999"
queryjson := fmt.Sprintf("{\"rawSql\": \"SELECT CAST('%s' AS DATETIME) as time, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Format(dtFormat))
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryjson),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Equal(t, dt, *frames[0].Fields[0].At(0).(*time.Time))
})
t.Run("When doing an annotation query with a time column in epoch second format should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
queryjson := fmt.Sprintf("{\"rawSql\": \"SELECT %d as time, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix())
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryjson),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column in epoch second format (int) should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
queryjson := fmt.Sprintf("{\"rawSql\": \"SELECT cast(%d as int) as time, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix())
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryjson),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column in epoch millisecond format should return ms", func(t *testing.T) {
dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
queryjson := fmt.Sprintf("{\"rawSql\": \"SELECT %d as time, 'message' as text, 'tag1,tag2' as tags\", \"format\": \"table\"}", dt.Unix()*1000)
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(queryjson),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Equal(t, dt.Unix(), (*frames[0].Fields[0].At(0).(*time.Time)).Unix())
})
t.Run("When doing an annotation query with a time column holding a bigint null value should return nil", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT cast(null as bigint) as time, 'message' as text, 'tag1,tag2' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Nil(t, frames[0].Fields[0].At(0))
})
t.Run("When doing an annotation query with a time column holding a datetime null value should return nil", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT cast(null as datetime) as time, 'message' as text, 'tag1,tag2' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 1, frames[0].Fields[0].Len())
// Should be in time.Time
require.Nil(t, frames[0].Fields[0].At(0))
})
t.Run("When doing an annotation query with a time and timeend column should return two fields of type time", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1631053772276 as time, 1631054012276 as timeend, '' as text, '' as tags",
"format": "table"
}`),
RefID: "A",
},
},
}
resp, err := endpoint.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.Equal(t, 1, len(frames))
require.Equal(t, 4, len(frames[0].Fields))
require.Equal(t, data.FieldTypeNullableTime, frames[0].Fields[0].Type())
require.Equal(t, data.FieldTypeNullableTime, frames[0].Fields[1].Type())
})
t.Run("When row limit set to 1", func(t *testing.T) {
queryResultTransformer := mssqlQueryResultTransformer{}
dsInfo := sqleng.DataSourceInfo{}
config := sqleng.DataPluginConfiguration{
DriverName: "mssql",
ConnectionString: "",
DSInfo: dsInfo,
MetricColumnTypes: []string{"VARCHAR", "CHAR", "NVARCHAR", "NCHAR"},
RowLimit: 1,
}
handler, err := sqleng.NewQueryDataHandler(config, &queryResultTransformer, newMssqlMacroEngine(), logger)
require.NoError(t, err)
t.Run("When doing a table query that returns 2 rows should limit the result to 1 row", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1 as value UNION ALL select 2 as value",
"format": "table"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Now(),
To: time.Now(),
},
},
},
}
resp, err := handler.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 1, len(frames[0].Fields))
require.Equal(t, 1, frames[0].Rows())
require.Len(t, frames[0].Meta.Notices, 1)
require.Equal(t, data.NoticeSeverityWarning, frames[0].Meta.Notices[0].Severity)
})
t.Run("When doing a time series that returns 2 rows should limit the result to 1 row", func(t *testing.T) {
query := &backend.QueryDataRequest{
Queries: []backend.DataQuery{
{
JSON: []byte(`{
"rawSql": "SELECT 1 as time, 1 as value UNION ALL select 2 as time, 2 as value",
"format": "time_series"
}`),
RefID: "A",
TimeRange: backend.TimeRange{
From: time.Now(),
To: time.Now(),
},
},
},
}
resp, err := handler.QueryData(context.Background(), query)
require.NoError(t, err)
queryResult := resp.Responses["A"]
require.NoError(t, queryResult.Error)
frames := queryResult.Frames
require.NoError(t, err)
require.Equal(t, 1, len(frames))
require.Equal(t, 2, len(frames[0].Fields))
require.Equal(t, 1, frames[0].Rows())
require.Len(t, frames[0].Meta.Notices, 1)
require.Equal(t, data.NoticeSeverityWarning, frames[0].Meta.Notices[0].Severity)
})
})
})
}
func TestTransformQueryError(t *testing.T) {
transformer := &mssqlQueryResultTransformer{}
randomErr := fmt.Errorf("random error")
tests := []struct {
err error
expectedErr error
}{
{err: fmt.Errorf("Unable to open tcp connection with host 'localhost:5000': dial tcp: connection refused"), expectedErr: sqleng.ErrConnectionFailed},
{err: fmt.Errorf("unable to open tcp connection with host 'localhost:5000': dial tcp: connection refused"), expectedErr: sqleng.ErrConnectionFailed},
{err: randomErr, expectedErr: randomErr},
}
for _, tc := range tests {
resultErr := transformer.TransformQueryError(logger, tc.err)
assert.ErrorIs(t, resultErr, tc.expectedErr)
}
}
func TestGenerateConnectionString(t *testing.T) {
testCases := []struct {
desc string
dataSource sqleng.DataSourceInfo
expConnStr string
}{
{
desc: "From URL w/ port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost:1001",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost;database=database;user id=user;password=;port=1001;",
},
// When no port is specified, the driver should be allowed to choose
{
desc: "From URL w/o port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost;database=database;user id=user;password=;",
},
// Port 0 should be equivalent to not specifying a port, i.e. let the driver choose
{
desc: "From URL w port 0",
dataSource: sqleng.DataSourceInfo{
URL: "localhost:0",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost;database=database;user id=user;password=;",
},
{
desc: "With instance name",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;",
},
{
desc: "With instance name and port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance:333",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;port=333;",
},
{
desc: "With instance name and ApplicationIntent",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance;ApplicationIntent=ReadOnly",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;ApplicationIntent=ReadOnly;database=database;user id=user;password=;",
},
{
desc: "With ApplicationIntent instance name and port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance:333;ApplicationIntent=ReadOnly",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;port=333;ApplicationIntent=ReadOnly;",
},
{
desc: "With instance name",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;",
},
{
desc: "With instance name and port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance:333",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;port=333;",
},
{
desc: "With instance name and ApplicationIntent",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance;ApplicationIntent=ReadOnly",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;ApplicationIntent=ReadOnly;database=database;user id=user;password=;",
},
{
desc: "With ApplicationIntent instance name and port",
dataSource: sqleng.DataSourceInfo{
URL: "localhost\\instance:333;ApplicationIntent=ReadOnly",
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost\\instance;database=database;user id=user;password=;port=333;ApplicationIntent=ReadOnly;",
},
{
desc: "Defaults",
dataSource: sqleng.DataSourceInfo{
Database: "database",
User: "user",
JsonData: sqleng.JsonData{},
},
expConnStr: "server=localhost;database=database;user id=user;password=;",
},
}
for _, tc := range testCases {
t.Run(tc.desc, func(t *testing.T) {
connStr, err := generateConnectionString(tc.dataSource)
require.NoError(t, err)
assert.Equal(t, tc.expConnStr, connStr)
})
}
}
func initMSSQLTestDB(t *testing.T) *xorm.Engine {
t.Helper()
testDB := sqlutil.MSSQLTestDB()
x, err := xorm.NewEngine(testDB.DriverName, strings.Replace(testDB.ConnStr, "localhost",
serverIP, 1))
require.NoError(t, err)
x.DatabaseTZ = time.UTC
x.TZLocation = time.UTC
// x.ShowSQL()
return x
}
func genTimeRangeByInterval(from time.Time, duration time.Duration, interval time.Duration) []time.Time {
durationSec := int64(duration.Seconds())
intervalSec := int64(interval.Seconds())
timeRange := []time.Time{}
for i := int64(0); i < durationSec; i += intervalSec {
timeRange = append(timeRange, from)
from = from.Add(time.Duration(int64(time.Second) * intervalSec))
}
return timeRange
}
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